Yeastar P550 P-Series IP PBX

The Yeastar P550 is a robust and versatile IP PBX system tailored for small to medium-sized enterprises (SMEs). As an entry-level model in the Yeastar P-Series, it delivers a unified communication platform that seamlessly integrates voice, video, messaging, and call center functionality. Its modular design, high-performance hardware, and advanced software capabilities enable businesses to customize telephony interfaces, support remote work, and streamline communication across multiple channels.

Product Features

Modular and Flexible Design

The P550 offers a modular architecture, allowing businesses to tailor telephony interfaces according to their specific requirements. Users can configure analog, digital, or mobile connectivity to match office needs.

Analog Support

Supports up to 8 FXS ports for analog phones and fax machines, or 8 FXO ports for PSTN lines, providing reliable legacy system integration.

Digital Connectivity

Supports up to 8 BRI ports for ISDN connections, ensuring compatibility with digital telephony networks.

Mobile Integration

Accommodates up to 4 GSM/3G/4G LTE ports for cellular connectivity, enabling seamless integration of mobile lines into the PBX system.

Advanced Unified Communications

Linkus UC Clients allow users to access their office extensions via mobile, desktop, or web, enhancing remote work and team collaboration.

Collaboration Tools

Includes presence information, instant messaging, and audio/video conferencing, making team communication more efficient.

Third-Party Integration

Seamlessly integrates with Microsoft Teams, Salesforce, Zoho CRM, and Google Contacts, enabling workflow automation and better customer management.

Call Center Features

Supports IVR, call queuing, recording, and real-time monitoring wallboards to optimize call center operations and improve customer experience.

Product Specifications

• User Capacity: Supports up to 50 users and 50 call center agents.
• Concurrent Calls: Handles up to 25 simultaneous calls.
• Connectivity: 2 Gigabit Ethernet interfaces (LAN/WAN), supports up to 20 VoIP trunks.
• Storage: 16GB Flash memory, 1x USB port supporting up to 2TB external storage.
• Form Factor: Compact 1U rackmount design (34 x 21 x 4.4 cm, 1.64 kg).
• Power Supply: Internal AC 100-240V (0.6A max).
• Reliability: MTBF ≥ 655,300 hours.
• Telephony & Media Support: Compatible with over 210 ITSPs and 500+ IP phone models.
• Voice Codecs: G711 (alaw/ulaw), G722, G726, G729A, GSM, Speex, ADPCM, iLBC.
• Video Codecs: H263, H263P, H264, MPEG4.
• DTMF: In-band, RFC4733, RFC2833, SIP INFO.
• Transport Protocols: UDP, TCP, TLS, SRTP.
• Module Slots: 4 slots supporting S2, O2, SO, B2, and GSM/4G modules.
• Security Features: Built-in firewall, 2FA, static/auto defense, IP blocklisting.
• Unified Communications Access: Linkus UC Clients (Windows, Mac, iOS, Android, Web).
• Call Center Suite: Queue Panel, Wallboard, SLA monitoring, Call Reports.
• Integrations: Native support for CRM (Salesforce, Zoho, HubSpot), Microsoft 365, Google Contacts.
• High Availability: Hot Standby for dual-server redundancy.